问题
选择题
13. For many cities in the world, there is no room to spread out further, _______ New York is an example.
14.
A．for which
B．in which
C．of which
D．from which
答案
答案：C
解析：考查非限制性定语从句，从句还原后成为 “New York is an example of many cities”，所以选择介词of。